Pertussis, more commonly known as whooping cough, is making a major comeback across the U.S., the Centers for Disease Control and Prevention (CDC) announced on Thursday. Nearly 18,000 cases have been reported nationwide to the …

The mysterious illness that has killed dozens of Cambodian children may be a deadly strain of hand, foot and mouth disease, a common childhood illness. Lab tests have confirmed that a virulent strain of the disease called EV-71 …

Women who are infected with the common cat parasite Toxoplasma gondii may be more vulnerable to suicide, a new study finds, adding to the evidence that T. gondii or Toxo, as the bug is known, may cause subtle changes in the human …